package client.comm.baoding.adapter.page

import androidx.fragment.app.Fragment
import androidx.fragment.app.FragmentManager
import androidx.fragment.app.FragmentStatePagerAdapter
import client.comm.baoding.fragment.SfjlOneFragment
import client.comm.baoding.fragment.SfjlTwoFragment

class SfjlFragmentPageAdapter(fm: FragmentManager) : FragmentStatePagerAdapter(fm) {
    val fragments: Array<Fragment?> by lazy {
        arrayOfNulls(2)
    }

    override fun getItem(position: Int): Fragment {
        if (position == 0 && fragments[0] == null) {
            fragments[0] = SfjlOneFragment()
        } else if (position == 1 && fragments[1] == null) {
            fragments[1] = SfjlTwoFragment()
        }
        return fragments[position]!!
    }

    override fun getCount(): Int {
        return fragments.size
    }

    override fun getPageTitle(position: Int): CharSequence? {
        var title = ""
        if (position == 0 && fragments[0] == null) {
            title = "静态"
        } else if (position == 1 && fragments[1] == null) {
            title = "动态"
        }
        return title
    }
}